// Copyright 2023 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
////////////////////////////////////////////////////////////////////////////////

const { FuzzedDataProvider } = require('@jazzer.js/core');
const XMLParser = require('./src/xmlparser/XMLParser');
const XMLBuilder = require('./src/xmlbuilder/json2xml');
const XMLValidator = require('./src/fxp').XMLValidator;

module.exports.fuzz = function(data) {
  try {
    const provider = new FuzzedDataProvider(data);
    const xmlString = provider.consumeString(1024);
    const parser = new XMLParser();
    let jObj = parser.parse(xmlString);
    let builder = new XMLBuilder();
    const xmlContent = builder.build(jObj);

    XMLValidator.validate(xmlContent, {
      allowBooleanAttributes: true,
    });
  } catch (error) {
    if (!ignoredError(error)) throw error;
  }
};

function ignoredError(error) {
  return !!ignored.find((message) => error.message.indexOf(message) !== -1);
}

const ignored = ['Cannot read properties', 'is not closed', 'Invalid Tag'];

